Claude Agent SDK · Anthropic
Anthropic's production agent library exposing the same harness that powers Claude Code (tool loop, file/bash/web tools, subagents, hooks, skills, MCP, permission checkpoints) in Python and TypeScript; the MIT-licensed SDK wraps the bundled Claude Code runtime and, as of 2026, underpins Anthropic Managed Agents with separate metered billing from June 15, 2026.
Identity
| Homepage | https://platform.claude.com/docs/en/agent-sdk/overview |
|---|---|
| Repository | https://github.com/anthropics/claude-agent-sdk-python |
| License | open-source |
| Domain | general |
| Form factor | sdk · ci-step |
Model support
| Model-agnostic | ○ no |
|---|---|
| Native models | Claude Opus 4.8 · Claude Opus 4.7 · Claude Sonnet 4.6 |
| Local models | ○ no |
| Pricing | usage-based |
Extensibility
| MCP client | ✓ yes |
|---|---|
| Agent Skills support | ✓ yes |
| Plugins / hooks | ✓ yes |
Execution & safety
| Sandboxing | optional |
|---|---|
| Autonomy spectrum | supervised → semi-autonomous → autonomous-local → background-cloud |
| Subagents | ✓ yes |
| Parallel sessions | ✓ yes |
| Context management | compaction · persistent-memory |
Integration & evidence
| Headless / API | ✓ yes |
|---|---|
| GitHub integration | ✓ yes |
| Sources |
✓ profile last verified 2026-07-08 · benchmark figures are vendor-reported unless a source states otherwise